How to use libthrift091.transport

@Override
public void flush() throws TTransportException {
 int length = writeBuffer.getPos();
 TFramedTransport.encodeFrameSize(length, i32buf);
 underlying.write(i32buf, 0, 4);
 underlying.write(writeBuffer.getBuf().array(), 0, length);
 writeBuffer.reset();
 underlying.flush();
}

private void readFrame() throws TTransportException {
 underlying.readAll(i32buf , 0, 4);
 int size = TFramedTransport.decodeFrameSize(i32buf);
 if (size < 0) {
  throw new TTransportException("Read a negative frame size (" + size + ")!");
 }
 if (size > maxLength) {
  throw new TTransportException("Frame size (" + size + ") larger than max length (" + maxLength + ")!");
 }
 readBuffer.fill(underlying, size);
}

public int getCurChunk() throws TTransportException {
 if(!isOpen()) 
  throw new TTransportException(TTransportException.NOT_OPEN, 
                 "Must open before getCurChunk");
 return (cs.getChunkNum());
}

private void readFrame() throws TTransportException {
 transport_.readAll(i32buf, 0, 4);
 int size = decodeFrameSize(i32buf);
 if (size < 0) {
  throw new TTransportException("Read a negative frame size (" + size + ")!");
 }
 if (size > maxLength_) {
  throw new TTransportException("Frame size (" + size + ") larger than max length (" + maxLength_ + ")!");
 }
 byte[] buff = new byte[size];
 transport_.readAll(buff, 0, size);
 readBuffer_.reset(buff);
}

public void seekToEnd() throws TTransportException {
 if(!isOpen()) 
  throw new TTransportException(TTransportException.NOT_OPEN, 
                 "Must open before seeking");
 seekToChunk(getNumChunks());
}

public final TTransport accept() throws TTransportException {
 TTransport transport = acceptImpl();
 if (transport == null) {
  throw new TTransportException("accept() may not return NULL");
 }
 return transport;
}

public void fill(TTransport inTrans, int length) throws TTransportException {
 buf.resizeIfNecessary(length);
 inTrans.readAll(buf.array(), 0, length);
 pos = 0;
 limit = length;
}

 /**
  * Process a current chunk
  */
 public void processChunk() throws TException {
  processChunk(inputTransport_.getCurChunk());
 }
}

public int read(byte[] buf, int off, int len) throws TTransportException {
 if (readBuffer_ != null) {
  int got = readBuffer_.read(buf, off, len);
  if (got > 0) {
   return got;
  }
 }
 // Read another frame of data
 readFrame();
 return readBuffer_.read(buf, off, len);
}

/**
 * True if the underlying transport is open and the SASL handshake is
 * complete.
 */
@Override
public boolean isOpen() {
 return underlyingTransport.isOpen() && sasl != null && sasl.isComplete();
}

@Override
public int read(byte[] buf, int off, int len) throws TTransportException {
 int got = readBuffer.read(buf, off, len);
 if (got > 0) {
  return got;
 }
 // Read another frame of data
 readFrame();
 return readBuffer.read(buf, off, len);
}

@Override
public void flush() throws TTransportException {
 int length = writeBuffer.getPos();
 TFramedTransport.encodeFrameSize(length, i32buf);
 underlying.write(i32buf, 0, 4);
 underlying.write(writeBuffer.getBuf().array(), 0, length);
 writeBuffer.reset();
 underlying.flush();
}

private void readFrame() throws TTransportException {
 underlying.readAll(i32buf , 0, 4);
 int size = TFramedTransport.decodeFrameSize(i32buf);
 if (size < 0) {
  throw new TTransportException("Read a negative frame size (" + size + ")!");
 }
 if (size > maxLength) {
  throw new TTransportException("Frame size (" + size + ") larger than max length (" + maxLength + ")!");
 }
 readBuffer.fill(underlying, size);
}

private void readFrame() throws TTransportException {
 transport_.readAll(i32buf, 0, 4);
 int size = decodeFrameSize(i32buf);
 if (size < 0) {
  throw new TTransportException("Read a negative frame size (" + size + ")!");
 }
 if (size > maxLength_) {
  throw new TTransportException("Frame size (" + size + ") larger than max length (" + maxLength_ + ")!");
 }
 byte[] buff = new byte[size];
 transport_.readAll(buff, 0, size);
 readBuffer_.reset(buff);
}

public void seekToEnd() throws TTransportException {
 if(!isOpen()) 
  throw new TTransportException(TTransportException.NOT_OPEN, 
                 "Must open before seeking");
 seekToChunk(getNumChunks());
}

public int getCurChunk() throws TTransportException {
 if(!isOpen()) 
  throw new TTransportException(TTransportException.NOT_OPEN, 
                 "Must open before getCurChunk");
 return (cs.getChunkNum());
}

public final TTransport accept() throws TTransportException {
 TTransport transport = acceptImpl();
 if (transport == null) {
  throw new TTransportException("accept() may not return NULL");
 }
 return transport;
}

 /**
  * Process a current chunk
  */
 public void processChunk() throws TException {
  processChunk(inputTransport_.getCurChunk());
 }
}

public int read(byte[] buf, int off, int len) throws TTransportException {
 if (readBuffer_ != null) {
  int got = readBuffer_.read(buf, off, len);
  if (got > 0) {
   return got;
  }
 }
 // Read another frame of data
 readFrame();
 return readBuffer_.read(buf, off, len);
}

/**
 * True if the underlying transport is open and the SASL handshake is
 * complete.
 */
@Override
public boolean isOpen() {
 return underlyingTransport.isOpen() && sasl != null && sasl.isComplete();
}